Contacts
| Georgy Petrenko | Moscow, Russia | |
| Tel.: | +7 495 697-77-92 | |
| Cell and WhatsApp: | +7 909 684-85-86 | |
| E-mail: | gp_studio@mail.ru | |
| Oksana Glazkova | Staryi Krym, Russia | |
| Cell and WhatsApp: | +7 916 974-28-77 | |
| E-mail: | hollybob@mail.ru | |
| Irina Schmitz | Cologne, NRW, Germany | |
| Tel.: | +49 221 99 20 71 49 | |
| Cell and WhatsApp: | +49 177 97 43 801 | |
| E-mail: | wippi1949@gmail.com |